ISRC USSM19503323
Verified recording
USSM19503323 is “Études, Book 1: No. 6, Automne à Varsovie” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0x4d7f3f50a199a8d528039fdc97fdf393de51af57d4a7db60b4780485685a2e1b and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503323.
Recording identifiers
- ISRC
- USSM19503323
- Title
- Études, Book 1: No. 6, Automne à Varsovie
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0x4d7f3f50a199a8d528039fdc97fdf393de51af57d4a7db60b4780485685a2e1b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:db90f0c756b435270d415f9f9a5a723dec68ff1b8f27257244b83e904c7321df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503323
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Études, Book 1: No. 6, Automne à Varsovie · Machine-readable JSON-LD